Lilli Kay is an American actress based in New York City who has appeared in theater productions, TV shows, and movies. She's known for her roles as Penelope Fowler in the Netflix series Chambers and Sofia "Fia" Baxter in the Showtime drama Your Honor. She also appeared in season five of the Paramount Network series Yellowstone. Kay has also had a supporting role in the HBO movie Paterno directed by Barry Levinson